Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 3 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/08/2025   22:02:29   (   0.03,-104.41) (  -0.56,-107.05)  300.52                80
 03/09/2025   21:46:23   (   0.02,-104.41) (   0.47,-102.49)  219.28                80
 03/11/2025   10:08:07   (   0.00,-104.40) (   0.74,-107.70)  376.66                80
 03/12/2025   09:46:41   (   0.00,-104.40) (  -0.29,-103.15)  143.17                80
 03/13/2025   22:08:33   (  -0.01,-104.42) (  -0.90,-108.39)  452.37                80
 03/14/2025   21:52:26   (  -0.00,-104.43) (   0.14,-103.83)   67.76                80
 03/17/2025   09:55:24   (  -0.00,-104.42) (   0.02,-104.49)    7.96                80
 03/19/2025   21:55:50   (   0.00,-104.44) (  -0.14,-105.18)   83.81                80
 03/20/2025   21:39:43   (   0.00,-104.44) (   0.86,-100.62)  436.22                80
 03/22/2025   10:01:27   (   0.00,-104.43) (   0.33,-105.83)  159.69                80